313635560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{2011}}^1$

素因数の和:2586

約数の個数: 64

約数和(自身を含む): 808341120

約数和(自身を除く): 494705560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 557, 1114, 2011, 2228, 2785, 3899, 4022, 4456, 5570, 7798, 8044, 10055, 11140, 14077, 15596, 16088, 19495, 20110, 22280, 28154, 31192, 38990, 40220, 56308, 70385, 77980, 80440, 112616, 140770, 155960, 281540, 563080, 1120127, 2240254, 4480508, 5600635, 7840889, 8961016, 11201270, 15681778, 22402540, 31363556, 39204445, 44805080, 62727112, 78408890, 156817780, 313635560]

約数ペア:

[(1, 313635560), (2, 156817780), (4, 78408890), (5, 62727112), (7, 44805080), (8, 39204445), (10, 31363556), (14, 22402540), (20, 15681778), (28, 11201270), (35, 8961016), (40, 7840889), (56, 5600635), (70, 4480508), (140, 2240254), (280, 1120127), (557, 563080), (1114, 281540), (2011, 155960), (2228, 140770), (2785, 112616), (3899, 80440), (4022, 77980), (4456, 70385), (5570, 56308), (7798, 40220), (8044, 38990), (10055, 31192), (11140, 28154), (14077, 22280), (15596, 20110), (16088, 19495)]